# SMS Delivery Delays from a Subset of Twilio Short Codes to C-Spire United States

- Provider: [Twilio](https://down.guide/twilio)
- Level: confirmed
- Impact: Degraded
- lasted 6h 51m
- started 2026-05-12 16:24 UTC
- SMS Short Code, North America
- us
- id: DWN-de2df4acb8
- Official page: https://stspg.io/y43q8fr3fhdg

## Updates from Twilio
### 2026-05-12 16:24 UTC: investigating
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to C-Spire network subscribers in the United States. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

### 2026-05-12 16:30 UTC: identified
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to C-Spire network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.

### 2026-05-12 17:31 UTC: identified
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to C-Spire network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.

### 2026-05-12 19:33 UTC: identified
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to C-Spire network subscribers in the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.

### 2026-05-12 21:20 UTC: monitoring
We have observed a recovery in SMS delivery from a subset of Twilio Short Codes to C-Spire network subscribers in the United States and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.

### 2026-05-12 23:16 UTC: resolved
The incident has been resolved and SMS delivery from a subset of Twilio Short Codes to C-Spire network subscribers in the United States is operating normally.

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